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daemon: lower allocations

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Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com>
This commit is contained in:
unclejack 2015-06-29 23:27:54 +03:00
parent b4f6e2c8b7
commit 014520c7fd
1 changed files with 8 additions and 0 deletions
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8
pools/pools.go
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@ -57,6 +57,14 @@ func (bufPool *BufioReaderPool) Put(b *bufio.Reader) {
bufPool.pool.Put(b)
}
// Copy is a convenience wrapper which uses a buffer to avoid allocation in io.Copy
func Copy(dst io.Writer, src io.Reader) (written int64, err error) {
buf := BufioReader32KPool.Get(src)
written, err = io.Copy(dst, buf)
BufioReader32KPool.Put(buf)
return
}
// NewReadCloserWrapper returns a wrapper which puts the bufio.Reader back
// into the pool and closes the reader if it's an io.ReadCloser.
func (bufPool *BufioReaderPool) NewReadCloserWrapper(buf *bufio.Reader, r io.Reader) io.ReadCloser {